package com.example.tliaswebmanagement.service.impl;


import com.example.tliaswebmanagement.mapper.EmpMapper;
import com.example.tliaswebmanagement.pojo.Emp;
import com.example.tliaswebmanagement.pojo.PageBean;
import com.example.tliaswebmanagement.service.EmpService;
import com.github.pagehelper.Page;
import com.github.pagehelper.PageHelper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.time.LocalDate;
import java.time.LocalDateTime;
import java.util.List;

//员工业务实现类
@Slf4j
@Service
public class EmpServiceImpl implements EmpService {
    @Autowired
    private EmpMapper empMapper;

    /*  @Override
      public PageBean page(Integer page, Integer pageSize) {
          //1.获取总记录数
          Long count = empMapper.count();
          //2.获取分页查询结果列表
          Integer start = (page-1)*pageSize;
          List<Emp> empList = empMapper.list(start,pageSize);
          //3.封装PageBean对象
          PageBean pageBean= new PageBean(count,empList);
          return pageBean;
      }*/
    @Override
    public PageBean page(Integer page, Integer pageSize, String name, Short gender, LocalDate begin, LocalDate end) {
        //1.设置分页参数
        PageHelper.startPage(page, pageSize);
        //2.查询操作
        List<Emp> empList = empMapper.list(name,gender,begin,end);
        Page<Emp> p = (Page<Emp>) empList;
        //3.封装PageBean对象
        PageBean pageBean = new PageBean(p.getTotal(), p.getResult());
        return pageBean;
    }

    @Override
    public void delete(List<Integer> ids) {
        empMapper.delete(ids);
    }

    @Override
    public void save(Emp emp) {
        emp.setCreateTime(LocalDateTime.now());
        emp.setUpdateTime(LocalDateTime.now());
        empMapper.insert(emp);

    }

    @Override
    public Emp getById(Integer id) {
        return empMapper.findById(id);
    }

    @Override
    public void update(Emp emp) {
        emp.setUpdateTime(LocalDateTime.now());
        empMapper.update(emp);
    }

    @Override
    public Emp login(Emp emp) {
        return empMapper.getByUsernameAndPassword(emp);
    }
}